Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, null given in /home/guiacome/public_html/whatsapp.php:28 Stack trace: #0 /home/guiacome/public_html/whatsapp.php(28): array_push() #1 {main} thrown in /home/guiacome/public_html/whatsapp.php on line 28